Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185948 | Laser drilling of metal foils for assembly in an electrolytic capacitor | Ralph Jason Hemphill, David R. Bowen, Peter Fernstrom | 2021-11-30 |
| 10894157 | Laser marking of raw anode foil to induce uniform pattering and etching with oxide passivation mask | David R. Bowen, Ralph Jason Hemphill | 2021-01-19 |